Blog

Product updates, engineering deep dives, benchmarks, and practical retrieval stories.

RaBitQ in Zvec: Quantization Principles, Index Design, and Benchmarks

Explore native HNSW-RaBitQ and IVF-RaBitQ in Zvec through benchmarks, usage examples, randomized vector quantization, error bounds, and index design.

Read article

15 articles

Engineering2026-08-28

From rg to zg: Local Search Beyond Keywords

zg is now open source: local-first search for humans and agents, combining semantic retrieval, BM25, and ripgrep.

Read article

Release2026-08-25

Announcing Zvec v0.7.0

🎉 Release

Read article

Engineering2026-08-11

One Query, Diverse Results: How Zvec Group-By Search Works

Zvec v0.6.0 adds Group-By Search, letting a single vector query return diverse, grouped results while keeping latency predictable through on-demand HNSW graph expansion.

Read article

Engineering2026-08-04

DiskANN: Scaling Vector Databases to Hundreds of Millions of Vectors

Zvec introduces DiskANN in v0.6.0, reducing the memory cost of vectors by an order of magnitude by storing the raw vectors and graph structure on SSD and keeping only a PQ-compressed map in memory.

Read article

Engineering2026-07-22

Data Preprocessing: Zvec's Speed Gains After the Index Plateau

Zvec v0.6.0 introduces random rotation, reducing quantization error for INT8/INT4 methods through data preprocessing.

Read article

Release2026-07-20

Announcing Zvec v0.6.0

🎉 Release

Read article

Engineering2026-07-07

When Vectors Meet Keywords: The Design and Implementation of Zvec Native Full-Text Search

Zvec introduced native full-text search in v0.5.0, bringing keyword recall, BM25 scoring, phrase matching, and Boolean queries into the vector database while supporting hybrid recall with vector search.

Read article

Applications2026-06-22

Zvec on Mobile: On-Device Intelligent Photo Search

Zvec 0.4.0 brings mobile support and a Dart/Flutter SDK. This post uses PocketSearch to show how Zvec powers on-device local retrieval on Android and iOS.

Read article